add_filter( 'aioseo_local_business_get_location', 'aioseo_change_local_business_get_location', 10, 2 );

function aioseo_change_local_business_get_location( $information, $postId ) {

	if ( 19 === $postId ) {

		$information->locations->business->name .= ' LLC';

	}

	return $information;

}